776556502226116 has 12 divisors (see below), whose sum is σ = 1358975249532432. Its totient is φ = 388277859502568.

The previous prime is 776556502226107. The next prime is 776556502226189. The reversal of 776556502226116 is 611622205655677.

It is a happy number.

It is a super-2 number, since 2×776556502226116² (a number of 31 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93418090 + ... + 101390593.

It is an arithmetic number, because the mean of its divisors is an integer number (113247937461036).

Almost surely, 2^{776556502226116} is an apocalyptic number.

It is an amenable number.

776556502226116 is a deficient number, since it is larger than the sum of its proper divisors (582418747306316).

776556502226116 is a wasteful number, since it uses less digits than its factorization.

776556502226116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195805250 (or 195805248 counting only the distinct ones).

The product of its (nonzero) digits is 63504000, while the sum is 61.

The spelling of 776556502226116 in words is "seven hundred seventy-six trillion, five hundred fifty-six billion, five hundred two million, two hundred twenty-six thousand, one hundred sixteen".